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A person of weight 80 kg jumped off a platform of height 1 m and safely landed on his feet. What is the magnitude of the momentum change during the collision. Give in SI units. Show work.
A 300-g mass at the end of a Hookean spring vibrates up and down in such a way that it is 2.0 cm above the tabletop at its lowest point and 16 cm above its highest point, Determine the amplitude of vibration
The electric field in a cathode ray tube is supposed to accelerateelectrons from 0 to 3.20*107 m/s in a distanceof 3.00 cm. What electric field is required?
Discuss Waves, Sound, and Light. What is a Wave?
The intensity of electromagnetic waves from the sun is 1.4 kW/m2 just above the earth's atmosphere. How many joules of solar energy fall on your back as you work on your tan for 0.90h
a fan is turned off and its angular speed decreases from 8.5 rad/s to 5 rad/s in 5.0s. what is the angular displacement of the fan
Two UFOs collide over Roswell, New Mexico. Before the collision, UFO A (mass 10,000.00kg) has a velocity of +100.00m/s, What is the linear momentum vector of UFO A before the collision
Block 1, of mass = 0.500 , is connected over an ideal (massless and frictionless) pulley to block 2, of mass , as shown. Assume that the blocks accelerate as shown with an acceleration of magnitude = 0.300 and that the coefficient of kinetic frict..
The intrinsic impedance and the wavelength of a uniform plane wave traveling in an unknown dielectric at 3 GHz are measured to be ~ 194 Ω and ~ 5 .14 cm respectively. Determine the constitutive parameters (i.e. εr, and μr) of the material.
In a mass spectrometer, a singly ionized 24Mg ion has a mass equal to 3.983 10-26 kg and is accelerated through a 2.60-kV potential difference. Find the radius of curvature of the ion's orbit
A cell membrane is composed of lipid molecules and approximately 11 nm thick, what is the approximate capacitance of a spherical cell that has a diameter of 11mu or micro m
A nuclear power plant has a reactor that produces heat at the rate of 690 MW. This heat is used to produce 250 MW of mechanical power to drive an electrical generator. At what rate is heat discarded to the environment by this power plant? MW
Two resistors (connected in series with each other) and a 10 Vbattery are connected in a loop. The voltage drop across the firstresistor is 2 V. What is the voltage drop across the second resistor?
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